From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757310Ab3GWM1b (ORCPT ); Tue, 23 Jul 2013 08:27:31 -0400 Received: from mail-ee0-f51.google.com ([74.125.83.51]:47958 "EHLO mail-ee0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756297Ab3GWM1a (ORCPT ); Tue, 23 Jul 2013 08:27:30 -0400 Message-ID: <51EE76AC.3030908@gmail.com> Date: Tue, 23 Jul 2013 14:27:24 +0200 From: poma User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 CC: linux-kernel@vger.kernel.org Subject: [BUG] [skge] WARNING: at lib/dma-debug.c:937 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Given much time is here, almost like a giraffe. 3.10.2: … skge 0000:01:09.0 enp1s9: Link is up at 1000 Mbps, full duplex, flow control both ------------[ cut here ]------------ WARNING: at lib/dma-debug.c:937 check_unmap+0x47b/0x930() skge 0000:01:09.0: DMA-API: device driver failed to check map error[device address=0x000000012175cec2] [size=42 bytes] [mapped as single] Modules linked in: skge raid1 nouveau video mxm_wmi i2c_algo_bit drm_kms_helper ttm drm i2c_core wmi CPU: 3 PID: 0 Comm: swapper/3 Not tainted 3.10.2-301.fc19.x86_64.debug #1 Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010 0000000000000009 ffff88012ac03c58 ffffffff81717f12 ffff88012ac03c90 ffffffff810674d1 ffff880128330ac0 ffff880124f83ae8 ffffffff82bd7290 0000000000000282 ffffffff819f7ab3 ffff88012ac03cf0 ffffffff8106753c Call Trace: [] dump_stack+0x19/0x1b [] warn_slowpath_common+0x61/0x80 [] warn_slowpath_fmt+0x4c/0x50 [] check_unmap+0x47b/0x930 [] debug_dma_unmap_page+0x5f/0x70 [] skge_poll+0xe5/0x9d0 [skge] [] ? net_rx_action+0xa1/0x380 [] net_rx_action+0x172/0x380 [] __do_softirq+0x107/0x410 [] irq_exit+0xc5/0xd0 [] do_IRQ+0x56/0xc0 [] common_interrupt+0x72/0x72 [] ? native_safe_halt+0x6/0x10 [] default_idle+0x24/0x270 [] amd_e400_idle+0x7a/0x110 [] arch_cpu_idle+0x2e/0x40 [] cpu_startup_entry+0xd2/0x410 [] start_secondary+0x262/0x264 ---[ end trace 80d48b7d4f24ac81 ]--- Mapped at: [] debug_dma_map_page+0x91/0x140 [] skge_xmit_frame+0x180/0x5d0 [skge] [] dev_hard_start_xmit+0x301/0x6d0 [] sch_direct_xmit+0xee/0x290 [] dev_queue_xmit+0x278/0x990 … 3.11-rc2: … skge 0000:01:09.0 enp1s9: Link is up at 1000 Mbps, full duplex, flow control both ------------[ cut here ]------------ WARNING: at lib/dma-debug.c:937 check_unmap+0x47b/0x930() skge 0000:01:09.0: DMA-API: device driver failed to check map error[device address=0x00000000cd3ae902] [size=42 bytes] [mapped as single] Modules linked in: skge raid1 nouveau video mxm_wmi i2c_algo_bit drm_kms_helper ttm drm i2c_core wmi CPU: 3 PID: 1784 Comm: setroubleshootd Not tainted 3.11.0-0.rc2.git0.1.fc20.x86_64.debug #1 Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010 0000000000000009 ffff88012ac03c58 ffffffff8172eeab ffff88012ac03ca0 ffff88012ac03c90 ffffffff810744fd ffff880128353ae0 ffff880124f48a28 ffffffff82bd3c10 0000000000000282 ffffffff81a03c03 ffff88012ac03cf0 Call Trace: [] dump_stack+0x54/0x74 [] warn_slowpath_common+0x7d/0xa0 [] warn_slowpath_fmt+0x4c/0x50 [] check_unmap+0x47b/0x930 [] ? trace_hardirqs_on+0xd/0x10 [] debug_dma_unmap_page+0x5f/0x70 [] skge_poll+0xe5/0x9d0 [skge] [] ? net_rx_action+0xa1/0x380 [] net_rx_action+0x172/0x380 [] __do_softirq+0x107/0x410 [] irq_exit+0xc5/0xd0 [] do_IRQ+0x56/0xc0 [] common_interrupt+0x72/0x72 [] ? get_page_from_freelist+0x533/0x9a0 [] ? sched_clock+0x9/0x10 [] ? sched_clock+0x9/0x10 [] __alloc_pages_nodemask+0x1d3/0xbe0 [] ? native_sched_clock+0x15/0x80 [] ? sched_clock+0x9/0x10 [] ? __lock_acquire+0x2e5/0x1b10 [] ? __lock_is_held+0x57/0x80 [] alloc_pages_vma+0x9a/0x140 [] handle_pte_fault+0x6ab/0x990 [] handle_mm_fault+0x2a5/0x5c0 [] __do_page_fault+0x162/0x5a0 [] ? trace_hardirqs_on_caller+0xfd/0x1c0 [] ? trace_hardirqs_on+0xd/0x10 [] ? _raw_spin_unlock_irq+0x2c/0x50 [] ? finish_task_switch+0x7c/0x120 [] ? finish_task_switch+0x3f/0x120 [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_off_thunk+0x3a/0x3c [] do_page_fault+0xe/0x10 [] page_fault+0x28/0x30 ---[ end trace aba61fbe029924e7 ]--- Mapped at: [] debug_dma_map_page+0x91/0x140 [] skge_xmit_frame+0x180/0x5d0 [skge] [] dev_hard_start_xmit+0x301/0x6d0 [] sch_direct_xmit+0xee/0x290 [] dev_queue_xmit+0x27b/0x990 … poma